KABUL: Afghan police say a suicide bomber on a motorcycle has killed 10 people in northern Faryab province.

Lal Mohammad Ahmad Zai, a police spokesman for northern Afghanistan, said the bomber blew himself up on Wednesday in Maimanah, the capital of Faryab. It's not clear what the target was.

Zai said of the 10 people killed, four were police officers and the rest were civilians _ including two women and two children.

Earlier, NATO said that two of its service members were also killed in a bomb explosion on Wednesday in northern Afghanistan. It provided no other details or the location or nationalities of the two. It was unclear if the two incidents were related.